Radeon RX 550 and GeForce FX 5900 XT - video card comparison
Radeon RX 550
GeForce FX 5900 XT
Architecture
GCN 4.0 (2016−2020)
Rankine (2003−2005)
GPU code name
Lexa
NV35
Market segment
Desktop
Desktop
Release date
April 2017
May 2003
Interface
PCIe 3.0 x8
AGP 8x
Supplementary power connectors
None
1x Molex
Boost clock speed
1183 MHz
-
Core clock speed
1100 MHz
400 MHz
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
130 nm
Number of transistors
2,200 million
135 million
Pipelines / CUDA cores
512
-
Power consumption (TDP)
50 Watt
35 Watt
Texture fill rate
37.86
3.200
Memory type
GDDR5
DDR
Maximum RAM amount
4 GB
128 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
7000 MHz
700 MHz
Memory bandwidth
112.0 GB/s
22.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
9.0a
OpenCL
2.0
N/A
OpenGL
4.6
1.5 (2.1)
Shader Model
6.4
-
Vulkan
1.2.131
N/A